1IB9
SOLUTION STRUCTURE OF MCOTI-II, A MACROCYCLIC TRYPSIN INHIBITOR
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1 mM MCoTI-II, 90% H2O, 10% D2O | 90% H2O/10% D2O | 3.5 | ambient | 293 | ||
| 2 | DQF-COSY | 1 mM MCoTI-II, 90% H2O, 10% D2O | 90% H2O/10% D2O | 3.5 | ambient | 293 | ||
| 3 | E-COSY | 1 mM MCoTI-II, 90% H2O, 10% D2O | 90% H2O/10% D2O | 3.5 | ambient | 293 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 750 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | The structures are based on a total of 420 restraints, 383 are NOE-derived, 25 dihedral angle restraints and 12 from hydrogen bonds. | XwinNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | The submitted conformer models are those with the fewest number of restraint violations. |
| Conformers Calculated Total Number | 50 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 17 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | 2.6 | Bruker |
| 2 | data analysis | XEASY | 1.3.7 | Eccles, Guntert, Billeter, and Wuthrich |
| 3 | structure solution | DYANA | 1.5 | Guntert, Mumenthaler, and Wuthrich |
| 4 | structure solution | X-PLOR | 3.851 | Brunger |
| 5 | refinement | X-PLOR | 3.851 | Brunger |
